:root {
    color-scheme: dark;
    --night: #061c29;
    --night-2: #0a2b38;
    --paper: #f3f0e7;
    --paper-2: #e8eadf;
    --ink: #102c32;
    --mint: #70d6bd;
    --aqua: #2fb8b9;
    --lime: #cbe98c;
    --gold: #f2bc61;
    --coral: #ea7b64;
    --line-dark: rgba(233, 251, 245, .14);
    --line-light: rgba(16, 44, 50, .14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    min-width: 320px;
    overflow-x: hidden;
    color: #f6f3e9;
    background: var(--night);
    font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}
body::before {
    position: fixed;
    z-index: -3;
    inset: 0;
    opacity: .22;
    background-image: radial-gradient(rgba(255,255,255,.28) .55px, transparent .55px);
    background-size: 7px 7px;
    content: "";
    pointer-events: none;
}
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
h1, h2, h3, p { margin-top: 0; }
.section-shell, .home-header, .home-footer, .island-hero {
    width: min(1180px, calc(100% - 48px));
    margin-inline: auto;
}
.ambient {
    position: absolute;
    z-index: -2;
    border-radius: 50%;
    filter: blur(20px);
    pointer-events: none;
}
.ambient-one { top: -280px; right: -240px; width: 680px; height: 680px; background: rgba(47,184,185,.16); }
.ambient-two { top: 520px; left: -340px; width: 620px; height: 620px; background: rgba(112,214,189,.09); }

.home-header {
    display: flex;
    min-height: 88px;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--line-dark);
}
.island-brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.island-brand img {
    width: 48px;
    height: 48px;
    border: 1px solid rgba(255,255,255,.32);
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 10px 30px rgba(0,0,0,.22);
}
.island-brand span { display: flex; flex-direction: column; gap: 2px; }
.island-brand strong { font-family: "Songti SC", Georgia, serif; font-size: 1.12rem; letter-spacing: .05em; }
.island-brand small { color: rgba(238,249,244,.55); font-size: .62rem; font-weight: 700; letter-spacing: .11em; text-transform: uppercase; }
.home-header nav { display: flex; align-items: center; gap: 30px; }
.home-header nav a { color: rgba(242,249,245,.72); font-size: .79rem; font-weight: 700; text-decoration: none; }
.home-header nav a:hover { color: white; }
.home-header .header-cta { padding: 11px 18px; border: 1px solid rgba(255,255,255,.22); border-radius: 999px; color: white; }

.island-hero {
    display: grid;
    min-height: 720px;
    grid-template-columns: .92fr 1.08fr;
    gap: 66px;
    align-items: center;
    padding: 72px 0 88px;
}
.live-pill {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    margin-bottom: 34px;
    padding: 8px 12px;
    border: 1px solid var(--line-dark);
    border-radius: 999px;
    color: rgba(244,249,246,.75);
    background: rgba(255,255,255,.035);
    font-size: .72rem;
    font-weight: 700;
}
.live-pill i, .status i { width: 7px; height: 7px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 5px rgba(112,214,189,.12); }
.hero-kicker, .section-heading > div > p, .values-title > p, .process-intro > p, .together-section > p:first-of-type {
    margin-bottom: 18px;
    color: var(--mint);
    font-size: .7rem;
    font-weight: 800;
    letter-spacing: .22em;
}
h1, h2 { font-family: "Songti SC", "Noto Serif SC", Georgia, serif; font-weight: 500; letter-spacing: -.055em; }
h1 { margin-bottom: 28px; font-size: clamp(4.5rem, 8vw, 7.8rem); line-height: .9; }
h1 em { color: var(--mint); font-style: normal; }
.hero-lead { max-width: 580px; margin-bottom: 34px; color: rgba(238,248,244,.68); font-size: 1.05rem; line-height: 1.9; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 13px; }
.button {
    display: inline-flex;
    min-height: 52px;
    align-items: center;
    justify-content: center;
    gap: 22px;
    padding: 0 22px;
    border-radius: 999px;
    font-size: .82rem;
    font-weight: 800;
    text-decoration: none;
    transition: transform .18s ease, background .18s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--night); background: var(--mint); }
.button-quiet { border: 1px solid var(--line-dark); color: white; background: rgba(255,255,255,.035); }
.hero-notes { display: flex; gap: 25px; margin: 30px 0 0; padding: 0; color: rgba(238,248,244,.48); font-size: .7rem; list-style: none; }
.hero-notes li::before { margin-right: 7px; color: var(--gold); content: "✦"; }

.island-scene { position: relative; min-height: 570px; isolation: isolate; }
.scene-glow {
    position: absolute;
    z-index: -3;
    top: 50%; left: 50%;
    width: 470px; height: 470px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(92,211,192,.26), rgba(26,109,119,.09) 45%, transparent 70%);
    transform: translate(-50%, -50%);
}
.orbit { position: absolute; z-index: -1; top: 50%; left: 50%; border: 1px solid rgba(130,220,202,.18); border-radius: 50%; transform: translate(-50%, -50%); }
.orbit::after { position: absolute; width: 8px; height: 8px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 20px var(--gold); content: ""; }
.orbit-one { width: 470px; height: 470px; }
.orbit-one::after { top: 36px; right: 92px; }
.orbit-two { width: 580px; height: 420px; transform: translate(-50%, -50%) rotate(-18deg); }
.orbit-two::after { bottom: 29px; left: 108px; }
.island-core {
    position: absolute;
    top: 50%; left: 50%;
    width: 310px;
    padding: 18px;
    border: 1px solid rgba(255,255,255,.24);
    border-radius: 48% 48% 42% 42% / 48% 48% 37% 37%;
    background: rgba(255,255,255,.08);
    box-shadow: 0 44px 100px rgba(0,0,0,.34), inset 0 1px rgba(255,255,255,.12);
    backdrop-filter: blur(18px);
    transform: translate(-50%, -50%) rotate(2deg);
}
.island-core img { display: block; width: 100%; border-radius: 43% 43% 36% 36%; }
.island-core > div { display: flex; align-items: baseline; justify-content: space-between; padding: 16px 8px 4px; }
.island-core small { color: rgba(255,255,255,.45); font-size: .56rem; font-weight: 800; letter-spacing: .16em; }
.island-core strong { font-family: "Songti SC", Georgia, serif; font-size: 1.15rem; }
.float-card {
    position: absolute;
    display: grid;
    min-width: 164px;
    gap: 5px;
    padding: 17px 18px;
    border: 1px solid rgba(255,255,255,.17);
    border-radius: 18px;
    background: rgba(9,39,50,.77);
    box-shadow: 0 24px 50px rgba(0,0,0,.26);
    backdrop-filter: blur(12px);
}
.float-card span { color: var(--gold); font-size: .57rem; font-weight: 800; letter-spacing: .15em; }
.float-card b { font-family: "Songti SC", Georgia, serif; font-size: 1.35rem; }
.float-card small { color: rgba(255,255,255,.48); font-size: .65rem; }
.float-open { top: 48px; right: 15px; transform: rotate(4deg); }
.float-share { bottom: 66px; left: -3px; transform: rotate(-4deg); }
.float-create { right: -22px; bottom: 48px; transform: rotate(2deg); }
.tiny-star { position: absolute; color: var(--gold); text-shadow: 0 0 20px rgba(242,188,97,.6); }
.star-one { top: 110px; left: 35px; font-size: 1.8rem; }
.star-two { right: 80px; bottom: 180px; font-size: .9rem; }

.marquee { overflow: hidden; border-block: 1px solid var(--line-dark); background: rgba(255,255,255,.025); }
.marquee div { display: flex; width: max-content; gap: 28px; padding: 17px 0; color: rgba(255,255,255,.66); font-family: "Songti SC", Georgia, serif; font-size: .9rem; animation: drift 28s linear infinite; }
.marquee i { color: var(--gold); font-style: normal; }
@keyframes drift { to { transform: translateX(-50%); } }

.products-section { padding: 130px 0; }
.section-heading { display: grid; grid-template-columns: 1fr .65fr; gap: 90px; align-items: end; margin-bottom: 58px; }
.section-heading h2, .values-title h2, .process-intro h2, .together-section h2 { margin-bottom: 0; font-size: clamp(3rem, 6vw, 5.7rem); line-height: .98; }
.section-heading > p { max-width: 500px; margin-bottom: 5px; color: rgba(238,248,244,.55); font-size: .93rem; line-height: 1.85; }
.product-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 20px; }
.product-card {
    position: relative;
    min-height: 520px;
    padding: 30px;
    overflow: hidden;
    border-radius: 30px;
    color: var(--ink);
    background: var(--paper);
    text-decoration: none;
    transition: transform .2s ease, box-shadow .2s ease;
}
a.product-card:hover { transform: translateY(-5px); box-shadow: 0 28px 70px rgba(0,0,0,.22); }
.quote-card, .contract-card { grid-column: span 5; }
.next-card { grid-column: span 2; min-width: 0; background: #dce9e2; }
.product-card::after { position: absolute; right: -80px; bottom: -100px; width: 250px; height: 250px; border-radius: 50%; background: rgba(31,112,98,.09); content: ""; }
.contract-card::after { background: rgba(166,67,47,.1); }
.product-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 42px; }
.product-number { font-size: .65rem; font-weight: 800; letter-spacing: .15em; }
.status { display: inline-flex; align-items: center; gap: 8px; color: #2a6b56; font-size: .65rem; font-weight: 800; }
.status i { width: 6px; height: 6px; box-shadow: none; }
.status.waiting i { background: var(--gold); }
.product-icon {
    display: grid;
    width: 64px; height: 64px;
    margin-bottom: 46px;
    place-items: center;
    border-radius: 20px 20px 20px 7px;
    color: white;
    background: #1c604c;
    font-family: "Songti SC", Georgia, serif;
    font-size: 1.65rem;
    box-shadow: 0 18px 30px rgba(28,96,76,.18);
}
.contract-card .product-icon { background: #823e31; box-shadow: 0 18px 30px rgba(130,62,49,.18); }
.product-type { margin-bottom: 10px; color: rgba(16,44,50,.48); font-size: .6rem; font-weight: 800; letter-spacing: .18em; }
.product-card h3 { margin-bottom: 15px; font-family: "Songti SC", Georgia, serif; font-size: 2.8rem; font-weight: 500; }
.product-card > p:not(.product-type) { max-width: 410px; margin-bottom: 25px; color: rgba(16,44,50,.67); font-size: .86rem; line-height: 1.8; }
.product-card ul { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 38px; padding: 0; list-style: none; }
.product-card li { padding: 7px 10px; border: 1px solid var(--line-light); border-radius: 999px; color: rgba(16,44,50,.65); font-size: .63rem; font-weight: 700; }
.product-link { position: absolute; z-index: 1; right: 30px; bottom: 28px; left: 30px; display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--line-light); padding-top: 20px; font-size: .75rem; font-weight: 800; text-decoration: none; }
.product-link b { font-size: 1.15rem; }
.next-card { padding-inline: 24px; }
.next-card .product-top { margin-bottom: 56px; }
.next-card .status { align-items: flex-start; line-height: 1.3; }
.next-symbol { display: grid; width: 58px; height: 58px; margin-bottom: 46px; place-items: center; border: 1px dashed rgba(16,44,50,.3); border-radius: 50%; font-size: 1.8rem; }
.next-card h3 { font-size: 2rem; }
.next-card > p:not(.product-type) { font-size: .78rem; }
.idea-lines { display: grid; gap: 11px; margin-top: 27px; }
.idea-lines span { display: block; height: 1px; background: rgba(16,44,50,.16); }
.idea-lines span:nth-child(2) { width: 75%; }
.idea-lines span:nth-child(3) { width: 43%; }

.values-section {
    display: grid;
    grid-template-columns: .75fr 1.25fr;
    gap: 110px;
    padding: 130px 0;
    border-top: 1px solid var(--line-dark);
}
.values-title { position: sticky; top: 60px; align-self: start; }
.values-title h2 { color: var(--mint); }
.value-list { display: grid; }
.value-list article { padding: 45px 0 50px; border-bottom: 1px solid var(--line-dark); }
.value-list article:first-child { padding-top: 4px; }
.value-list span { color: var(--gold); font-size: .62rem; font-weight: 800; letter-spacing: .18em; }
.value-list h3 { margin: 19px 0 12px; font-family: "Songti SC", Georgia, serif; font-size: 2rem; font-weight: 500; }
.value-list p { max-width: 600px; margin-bottom: 0; color: rgba(238,248,244,.55); font-size: .9rem; line-height: 1.85; }

.process-section { padding: 125px 0; border-top: 1px solid var(--line-dark); }
.process-intro { display: flex; align-items: end; justify-content: space-between; margin-bottom: 58px; }
.process-intro h2 { font-size: clamp(2.8rem, 5vw, 4.8rem); }
.process-list { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; padding: 0; border-block: 1px solid var(--line-dark); list-style: none; }
.process-list li { display: flex; min-height: 210px; flex-direction: column; justify-content: space-between; padding: 27px; border-right: 1px solid var(--line-dark); }
.process-list li:last-child { border-right: 0; }
.process-list b { color: var(--gold); font-size: .65rem; letter-spacing: .16em; }
.process-list span { display: grid; gap: 9px; }
.process-list strong { font-family: "Songti SC", Georgia, serif; font-size: 1.25rem; font-weight: 500; }
.process-list small { color: rgba(238,248,244,.48); font-size: .7rem; line-height: 1.6; }

.together-section {
    position: relative;
    margin-bottom: 80px;
    padding: 100px 70px;
    overflow: hidden;
    border-radius: 40px;
    color: var(--night);
    background: var(--mint);
}
.together-section::after { position: absolute; right: -120px; bottom: -170px; width: 470px; height: 470px; border: 1px solid rgba(6,28,41,.15); border-radius: 50%; box-shadow: 0 0 0 70px rgba(6,28,41,.025), 0 0 0 140px rgba(6,28,41,.018); content: ""; }
.together-mark { position: absolute; top: 65px; right: 70px; }
.together-mark img { width: 92px; height: 92px; border-radius: 50%; object-fit: cover; box-shadow: 0 20px 40px rgba(6,28,41,.16); }
.together-section > p:first-of-type { color: rgba(6,28,41,.58); }
.together-section h2 { position: relative; z-index: 1; max-width: 800px; margin-bottom: 28px; }
.together-copy { position: relative; z-index: 1; max-width: 680px; margin-bottom: 28px; color: rgba(6,28,41,.68); line-height: 1.85; }
.prompt-card { position: relative; z-index: 1; display: flex; width: fit-content; flex-direction: column; gap: 8px; margin-bottom: 34px; padding: 16px 20px; border: 1px solid rgba(6,28,41,.16); border-radius: 14px; background: rgba(255,255,255,.2); }
.prompt-card span { color: rgba(6,28,41,.58); font-size: .67rem; }
.prompt-card strong { font-size: .82rem; }
.button-light { position: relative; z-index: 1; color: white; background: var(--night); }

.home-footer { display: grid; grid-template-columns: 1fr 1fr auto; gap: 40px; align-items: center; padding: 40px 0 52px; border-top: 1px solid var(--line-dark); }
.footer-brand img { width: 42px; height: 42px; }
.home-footer > p { margin: 0; color: rgba(238,248,244,.46); font-size: .72rem; text-align: center; }
.home-footer > div { display: flex; gap: 16px; color: rgba(238,248,244,.45); font-size: .68rem; }
.home-footer > div a { text-underline-offset: 4px; }

@media (max-width: 980px) {
    .island-hero { grid-template-columns: 1fr; padding-top: 64px; }
    .island-scene { min-height: 540px; }
    .section-heading { grid-template-columns: 1fr; gap: 25px; }
    .quote-card, .contract-card { grid-column: span 6; }
    .next-card { grid-column: span 12; min-height: 360px; }
    .next-card .product-top { margin-bottom: 36px; }
    .values-section { grid-template-columns: 1fr; gap: 60px; }
    .values-title { position: static; }
    .process-list { grid-template-columns: repeat(2, 1fr); }
    .process-list li:nth-child(2) { border-right: 0; }
    .process-list li:nth-child(-n+2) { border-bottom: 1px solid var(--line-dark); }
    .home-footer { grid-template-columns: 1fr auto; }
    .home-footer > p { display: none; }
}

@media (max-width: 680px) {
    .section-shell, .home-header, .home-footer, .island-hero { width: min(100% - 30px, 1180px); }
    .home-header { min-height: 74px; }
    .island-brand img { width: 42px; height: 42px; }
    .island-brand small { display: none; }
    .home-header nav { gap: 8px; }
    .home-header nav > a:not(.header-cta) { display: none; }
    .home-header .header-cta { min-height: 42px; padding: 0 15px; }
    .island-hero { min-height: auto; gap: 40px; padding: 56px 0 76px; }
    h1 { font-size: clamp(4.1rem, 23vw, 5.8rem); }
    .hero-lead { font-size: .94rem; }
    .hero-actions { align-items: stretch; flex-direction: column; }
    .button { width: 100%; justify-content: space-between; }
    .hero-notes { flex-wrap: wrap; gap: 10px 18px; }
    .island-scene { min-height: 430px; margin-inline: -7px; }
    .scene-glow { width: 340px; height: 340px; }
    .orbit-one { width: 330px; height: 330px; }
    .orbit-two { width: 390px; height: 300px; }
    .island-core { width: 225px; padding: 12px; }
    .float-card { min-width: 130px; padding: 12px 13px; }
    .float-card b { font-size: 1.05rem; }
    .float-card small { font-size: .56rem; }
    .float-open { top: 18px; right: 0; }
    .float-share { bottom: 32px; left: 0; }
    .float-create { right: -2px; bottom: 4px; }
    .star-one { top: 80px; left: 4px; }
    .products-section, .values-section, .process-section { padding: 88px 0; }
    .section-heading h2, .values-title h2, .together-section h2 { font-size: 3.4rem; }
    .product-grid { display: grid; grid-template-columns: 1fr; }
    .quote-card, .contract-card, .next-card { grid-column: auto; min-height: 500px; }
    .next-card { min-height: 390px; }
    .product-card { padding: 25px; border-radius: 24px; }
    .product-link { right: 25px; bottom: 25px; left: 25px; }
    .value-list h3 { font-size: 1.65rem; }
    .process-intro { display: block; }
    .process-intro > p { margin-bottom: 16px; }
    .process-list { grid-template-columns: 1fr; }
    .process-list li { min-height: 160px; border-right: 0; border-bottom: 1px solid var(--line-dark); }
    .process-list li:last-child { border-bottom: 0; }
    .together-section { width: calc(100% - 20px); margin-bottom: 50px; padding: 68px 24px 48px; border-radius: 28px; }
    .together-mark { top: 24px; right: 24px; }
    .together-mark img { width: 58px; height: 58px; }
    .together-section h2 { margin-top: 48px; }
    .prompt-card { width: 100%; }
    .home-footer { grid-template-columns: 1fr; gap: 26px; }
    .home-footer > div { justify-content: space-between; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .marquee div { animation: none; }
    .button, .product-card { transition: none; }
}